Steve Harwell, the lead singer of the band Smash Mouth, has passed away at the age of 53. He had been battling medical issues for several years and was surrounded by family and friends when he passed away peacefully. Smash Mouth is best known for their 1999 hit “All Star” and has sold over 10 million albums worldwide, scoring two No. 1 hit singles, five Top 40 singles and a Grammy nomination. Harwell's death has been met with an outpouring of love and support from fans and fellow musicians.